| Value | Category | Cases | |
|---|---|---|---|
| 1 | 5 |
2.2%
|
|
| 2 | 8 |
3.5%
|
|
| 3 | 9 |
3.9%
|
|
| 4 | 23 |
10%
|
|
| Missing value | 185 |
80.4%
|